Remote Senior .NET Full-Stack Engineer: Healthcare APIs

Cognizant Technology Solutions Corporation; Trenton (NJ); Remote; USD 86,000 - 99,000; Full time

Benefits offered by this job

Medical/Dental/Vision/Life Insurance

Paid holidays and PTO

401(k) plan and contributions

Long‑term/Short‑term Disability

Paid Parental Leave

Employee Stock Purchase Plan

Job summary

Cognizant Technology Solutions Corporation is seeking a Senior .NET Full Stack Developer – C# to design and build scalable enterprise applications for healthcare payer operations, including eligibility, benefits, claims adjudication, billing, and provider services.

You will join a collaborative team, deliver secure REST APIs and front end with React/Angular, deploy to Azure, and translate payer requirements into robust technical designs while maintaining quality and performance.

Qualifications

• Bachelor’s degree in computer science, Information Technology, Engineering, or a related field.
• 7+ years of software development experience, including strong hands‑on experience with Java/J2EE and Spring Boot.
• Advanced proficiency in .NET Framework and C#, with experience developing scalable and maintainable enterprise applications.
• Hands‑on experience developing APIs, event‑driven services, and middleware components using Node.js, REST APIs, and microservices architecture.
• Strong front‑end development experience using React and Angular to build responsive enterprise web applications.
• Experience designing, implementing, and supporting microservices‑based applications, including modular deployment, fault isolation, integration, and continuous delivery.
• Working knowledge of Microsoft Azure, including application deployment, monitoring, identity management, containerization, scalability, and observability.
• Understanding of healthcare payer processes such as eligibility, benefits, claims adjudication, billing, member services, and provider contracting.

Responsibilities

• Design, develop, and maintain scalable enterprise applications using Java, Spring Boot, .NET Framework, C#, Node.js, React, and Angular to support healthcare payer workflows and claims processing.
• Develop secure, reusable microservices and REST APIs that enable seamless integration among internal applications, provider networks, third-party vendors, and external healthcare platforms.
• Build intuitive and responsive user interfaces that simplify workflows for operations teams, providers, and members while improving data accuracy and user experience.
• Integrate applications with Microsoft Azure services for application hosting, data storage, identity management, monitoring, observability, and performance optimization.
• Collaborate with cross-functional product and business teams to translate healthcare payer requirements into technical designs that improve operational efficiency, regulatory compliance, and system reliability.
• Conduct code reviews, unit testing, and integration testing across Java, .NET, and JavaScript codebases to reduce defects and support stable production releases.
• Troubleshoot complex production issues across front-end, back-end, API, and database layers while improving application performance, availability, and response times.
• Document technical designs, application data flows, integration patterns, and healthcare payer business rules to support knowledge sharing and long‑term maintainability.

Skills

Java/J2EE

Spring Boot

.NET Framework

C#

Node.js

React

Angular

Microservices

REST APIs

Azure

Healthcare payer

Analytical skills

Education

Bachelor's degree in computer science

Tools

Azure

REST APIs

Job description

Cognizant Technology Solutions Corporation is seeking a Senior .NET Full Stack Developer – C# to design and build scalable enterprise applications for healthcare payer operations, including eligibility, benefits, claims adjudication, billing, and provider services.

You will join a collaborative team, deliver secure REST APIs and front end with React/Angular, deploy to Azure, and translate payer requirements into robust technical designs while maintaining quality and performance.